Explains the relationship between high soil pH and nutrient deficiencies in blueberries, rhododendrons, azaleas, and other ornamental crops. Color photos illustrate symptoms of pH-induced nutrient deficiency. Presents ...
Donald A. Horneck, John M. Hart, Robert G. Stevens, Steven Petrie, James Altland |
Feb 2004 |
Extension Catalog publicationPeer reviewed (Orange level)
Eastern Oregon’s rangelands are diverse due to different soils, topography and climate. Ranchers and land managers who view the landscape as a collection of ecological sites can better predict how vegetation and other resources ...
Douglas-fir trees are dying at a record pace in southwest Oregon. Learn what steps you can take to preserve forest health and improve wildfire resiliency in a warming climate.
Excessive summer irrigation of oak and madrone trees may promote fungal diseases such as the oak root fungus (aka armillaria root disease) and crown rot.
Monitoring trends in vegetation is an important component of effective rangeland management. There are many monitoring methods but two stand out for being easy to use, efficient, repeatable and effective.
Healthy sagebrush rangelands provide a bounty of foods for sage-grouse. Sage-grouse browse for different foods during different times of year and periods of their lives. Not all rangelands provide equal quality forage for sage-grouse.
Q: I have a Flavor Supreme pluot. The year before last it had a lot of fruit. I do not have a pollinator for it, but the neighbor's have a plum. Last year it had only a few fruits. I want to get a pollinator. ...